United States

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United States City Codes

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O

City Name City Code(s)
O Brien, OR 541
O Fallon, IL 618
O Neals, CA 559
O Neill, NE 402
Oak Acres, AR 870
Oak City, UT 435
Oak Creek, CO 970
Oak Forest South, IL 708
Oak Grove, AR 870
Oak Grove, KY 270
Oak Grove, LA 318
Oak Grove, MO 816
Oak Grove, TN 615
Oak Harbor, OH 419, 567
Oak Harbor, WA 360
Oak Hill, FL 386
Oak Hill, NY 518
Oak Hill, OH 740
Oak Hill, OK 580
Oak Hill, TX 903
Oak Hill, WV 304
Oak Knoll, CA 530
Oak Lawn, IL 708
Oak Park, GA 912
Oak Park, IL 708
Oak Ridge, LA 318
Oak Ridge, MO 573
Oak Ridge, TN 865
Oak Run, CA 530
Oak View, CA 805
Oakboro, NC 704
Oakdale, CA 209
Oakdale, IL 618
Oakdale, LA 318
Oakdale, NE 402
Oakdale, PA 724
Oakdale, TN 423
Oakes, ND 701
Oakesdale, WA 509
Oakfield, NY 585
Oakfield, WI 920
Oakford, IL 217
Oakham, MA 508, 774
Oakhurst, TX 936
Oakland - Alameda, CA 510
Oakland - Berkeley, CA 510
Oakland - Fruitvale, CA 510
Oakland - Main-piedmont, CA 510
Oakland - Trinidad, CA 510
Oakland City, IN 812
Oakland, AL 334
Oakland, IA 712
Oakland, IL 217
Oakland, MD 240, 301
Oakland, ME 207
Oakland, MS 662
Oakland, NE 402
Oakland, NJ 201
Oakland, OR 541
Oakland, SC 803
Oakland, TX 903
Oaklandon, IN 317
Oakley, ID 208
Oakley, KS 785
Oakman, AL 205
Oakridge, OR 541
Oaktown, IN 812
Oakvale, WV 304
Oakville, IA 319
Oakville, MO 314
Oakwood, IL 217
Oakwood, OH 419
Oakwood, OK 580
Oakwood, TX 903
Oakwood, VA 276
Oates, MO 573
Obadiah, MS 601
Oberlin, KS 785
Oberlin, LA 337
Oberlin, OH 440
Oberon, ND 701
Oblong, IL 618
Ocala, FL 352
Occidental, CA 707
Occoquan, VA 571, 703
Ocean City, MD 410, 443
Ocean City, NJ 609
Ocean Springs, MS 228
Ocean View, DE 302
Oceana, WV 304
Oceanside - Carlsbad Da, CA 760
Oceanside - Oceanside Da, CA 760
Oceanside - Pendleton Da, CA 760
Ochelata, OK 918
Ocheyedan, IA 712
Ochlocknee, GA 229
Ocilla, GA 229
Ocklawaha, FL 352
Oconee, IL 217
Oconomowoc, WI 262
Oconto Falls, WI 920
Oconto, NE 308
Oconto, WI 920
Ocosta, WA 360
Ocotillo, CA 760
Ocracoke, NC 252
Octavia, NE 402
Odebolt, IA 712
Odell, IL 815
Odell, NE 402
Odell, OR 541
Odem, TX 361
Oden Ridge, AL 256
Oden, AR 870
Odenton, MD 410, 443
Odenville, AL 205
Odessa, MN 320
Odessa, MO 816
Odessa, NY 607
Odessa, TX 432
Odessa, WA 509
Odin, IL 618
Odin, MN 507
Odon, IN 812
Odonnell, TX 806
Odum, GA 912
Oelrichs, SD 605
Oelwein, IA 319
Oenaville, TX 254
Ofallon, MO 636
Offshore, LA 985
Ogallala, NE 308
Ogden Center, MI 517
Ogden, IA 515
Ogden, IL 217
Ogden, UT 801
Ogdensburg, NY 315
Ogdensburg, WI 920
Ogema, WI 715
Ogilvie, MN 320
Oglesby, IL 815
Oglesby, OK 918
Oglesby, TX 254
Ohatchee, AL 256
Ohio 216, 234, 330, 419, 440, 513, 567, 614, 740, 937
Ohio City, OH 419, 567
Ohio, IL 815
Ohiowa, NE 402
Oil City, LA 318
Oil City, PA 814
Oil Trough, AR 870
Oilton, OK 918
Ojai, CA 805
Ojo Caliente, NM 505
Okabena, MN 507
Okarche, OK 405
Okawville, IL 618
Okeechobee, FL 863
Okeene, OK 580
Okemah, OK 918
Oketo, KS 785
Oklahoma 405, 580, 918
Oklahoma City, OK 405
Oklahoma Lane, TX 806
Oklaunion, TX 940
Oklee, MN 218
Okmulgee, OK 918
Okolona, AR 870
Okolona, MS 662
Okolona, OH 419
Ola, AR 479
Olancha, CA 760
Olanta, SC 843
Olar, SC 803
Olathe, CO 970
Olathe, KS 913
Old Appleton, MO 573
Old Church, VA 804
Old Faithful (yellowstone National Park), WY 307
Old Forge, NY 315
Old Fort, NC 828
Old Fort, OH 419
Old Greenwich, CT 203
Old Harbor, AK 907
Old Hickory, TN 615
Old Mission, MI 231
Old Monroe, MO 636
Old Orchard Beach, ME 207
Old Saybrook, CT 860
Old Taylorsville, MS 601
Old Town, FL 352
Old Town, ME 207
Old Washington, OH 740
Old Zion, TN 931
Olden, TX 254
Oldham Ramona, SD 605
Olds, IA 319
Oldtown, NC 336
Oldwick, NJ 908
Olean, NY 585, 716
Oley, PA 484, 610
Olin, IA 319
Olinda, CA 530
Olive Branch, IL 618
Olive Branch, MS 662
Olive Hill, KY 606
Oliver Springs, TN 865
Olivet, MI 269
Olivia, MN 320
Olivia, NC 919
Olla, LA 318
Ollie, IA 641
Olmitz, KS 620
Olmsted Falls, OH 440
Olney, IL 618
Olney, MO 573
Olney, MT 406
Olney, TX 940
Olpe, KS 620
Olsburg, KS 785
Olton, TX 806
Olustee, OK 580
Olympia, WA 360
Olyphant, PA 570
Omaha, AR 870
Omaha, IL 618
Omaha, MO 660
Omaha, NE 402
Omaha, TX 903
Omak, WA 509
Omega, GA 229
Omer, MI 989
Omro, WI 920
Onaga, KS 785
Onaka, SD 605
Onalaska, TX 936
Onamia, MN 320
Onancock, VA 757
Onarga, IL 815
Onawa, IA 712
Onaway, MI 989
Oneida, IL 309
Oneida, KY 606
Oneida, NY 315
Oneida, TN 423
Oneida, WI 920
Onekama, MI 231
Oneonta, AL 205
Oneonta, NY 607
Ong, NE 402
Onida, SD 605
Onondaga, MI 517
Onslow, IA 563
Onsted, MI 517
Ontario, CA 909
Ontario, NY 315
Ontario, OR 541
Ontario, WI 608
Ontonagon, MI 906
Ooltewah, TN 423
Oostburg, WI 920
Opelika, AL 334
Opelousas, LA 337
Opheim, MT 406
Opp, AL 334
Oquawka, IL 309
Oradell, NJ 201
Oral, SD 605
Oran, IA 319
Oran, MO 573
Orange Beach, AL 251
Orange City, FL 386, 904
Orange City, IA 712
Orange Cove, CA 559
Orange Grove, TX 361
Orange Park, FL 904
Orange Springs, FL 352
Orange, CA 714
Orange, MA 978
Orange, NJ 201, 862, 973
Orange, TX 409
Orange, VA 540
Orangeburg, SC 803
Orangeville, IL 815
Orangeville, PA 570
Orbisonia, PA 814
Orchard Park, NY 716
Orchard, NE 402
Orchardfarm, MO 636
Orchardville, IL 618
Ord, NE 308
Orderville, UT 435
Ordway, CO 719
Ore City, TX 903
Oreana, IL 217
Oregon 503, 541, 971
Oregon Slope, OR 541
Oregon, IL 815
Oregon, MO 660
Oregon, WI 608
Orford, NH 603
Orfordville, WI 608
Orick, CA 707
Orient, IA 641
Orient, NY 631
Orient, SD 605
Oriental, NC 252
Orinda, CA 925
Orion, IL 309
Oriskany Falls, NY 315
Oriskany, VA 540
Orla, TX 432
Orland, CA 530
Orland, IL 708
Orland, IN 260
Orlando, FL 321, 407
Orlando, OK 580
Orleans, CA 530
Orleans, IN 812
Orleans, MA 508, 774
Orleans, MI 616
Orleans, NE 308
Orleans, VT 802
Orofino, ID 208
Orono, ME 207
Oronoco, MN 507
Orovada, NV 775
Oroville, CA 530
Oroville, WA 509
Orr, MN 218
Orrick, MO 816
Orrington, ME 207
Orrville, AL 334
Orrville, OH 330
Orth, TX 940
Orting, WA 360
Ortonville, MI 248, 947
Ortonville, MN 320
Orwell, OH 440
Orwell, VT 802
Orwigsburg, PA 570
Osage City, KS 785
Osage, AR 870
Osage, IA 641
Osage, MN 218
Osage, OK 918
Osakis, MN 320
Osawatomie, KS 913
Osborn, MO 816
Osborne, KS 785
Osceola Mills, PA 814
Osceola, AR 870
Osceola, IA 641
Osceola, IN 574
Osceola, MO 417
Osceola, NE 402
Osceola, NY 315
Osceola, WI 715
Osco, IL 309
Oscoda, MI 989
Oshkosh, NE 308
Oshkosh, WI 920
Oskaloosa, IA 641
Oskaloosa, KS 785
Oslo, MN 218
Osmond, NE 402
Osseo, MI 517
Osseo, MN 763
Osseo, WI 715
Ossian, IA 563
Ossian, IN 260
Ossineke, MI 989
Ossining, NY 914
Osterburg, PA 814
Osterville, MA 508, 774
Ostrander, MN 507
Ostrander, OH 740
Oswego, IL 331, 630
Oswego, KS 620
Oswego, NY 315
Osyka, MS 601
Otego, NY 607
Othello, WA 509
Otho, IA 515
Otis, CO 970
Otis, KS 785
Otis, MA 413
Otis, ME 207
Otisville, MI 810
Otisville, NY 845
Otley, IA 641
Oto, IA 712
Otoe, NE 402
Otsego, MI 269
Ottawa, IL 815
Ottawa, KS 785
Ottawa, OH 419
Otter Creek, IA 563
Otterbein, IN 765
Ottertail, MN 218
Otterville, MO 660
Ottoville, OH 419
Ottumwa, IA 641
Ouray, CO 970
Outing, MN 218
Outlook, MT 406
Ouzinkie, AK 907
Oval, PA 570
Ovando, MT 406
Overbrook, KS 785
Overton, NE 308
Overton, NV 702
Overton, TX 430, 903
Ovid, MI 989
Ovid, NY 607
Oviedo, FL 321, 407
Owaneco, IL 217
Owasco, NY 315
Owasso, OK 918
Owatonna, MN 507
Owego, NY 607
Owen, WI 715
Owendale, MI 989
Owens Cross Roads, AL 256
Owensboro, KY 270
Owensburg, IN 812
Owensville, IN 812
Owensville, MO 573
Owenton, KY 502
Owentown, TX 903
Owingsville, KY 606
Owosso, MI 989
Owyhee, NV 775
Oxbow, OR 541
Oxford Junction, IA 563
Oxford, AR 870
Oxford, IA 319
Oxford, IN 765
Oxford, KS 620
Oxford, MA 508
Oxford, MD 410
Oxford, ME 207
Oxford, MI 248
Oxford, MS 662
Oxford, NC 919
Oxford, NE 308
Oxford, NJ 908
Oxford, NY 607
Oxford, OH 513
Oxford, PA 484, 610
Oxford, WI 608
Oxly, MO 573
Oxnard, CA 805
Ozark Acres, AR 870
Ozark, AL 334
Ozark, AR 479
Ozark, MO 417
Ozawkie, KS 785
Ozona, TX 325