Area Code 203 Phone Directory
Phone Numbers that start with (203) XXX-XXXX
Information for Area Code 203
- State: CT
- Largest City: WOODBURY
Where is Area Code 203?
Area code (203) is in the state of CT. Below, are the major cities in the area code (203).Area Codes Starting with 2
- (200) xxx-xxxx
- (201) xxx-xxxx
- (202) xxx-xxxx
- (203) xxx-xxxx
- (204) xxx-xxxx
- (205) xxx-xxxx
- (206) xxx-xxxx
- (207) xxx-xxxx
- (208) xxx-xxxx
- (209) xxx-xxxx
- (210) xxx-xxxx
- (212) xxx-xxxx
- (213) xxx-xxxx
- (214) xxx-xxxx
- (215) xxx-xxxx
- (216) xxx-xxxx
- (217) xxx-xxxx
- (218) xxx-xxxx
- (219) xxx-xxxx
- (220) xxx-xxxx
- (221) xxx-xxxx
- (223) xxx-xxxx
- (224) xxx-xxxx
- (225) xxx-xxxx
- (226) xxx-xxxx
Major Cities in Area Code 203
- Rank:653481
- New Haven, CT
- Rank:631675
- Bridgeport, CT
- Rank:495496
- Stamford, CT
- Rank:457228
- Waterbury, CT
- Rank:423306
- Norwalk, CT
- Rank:344310
- West Haven, CT
- Rank:339590
- Hamden, CT
- Rank:311139
- Milford, CT
- Rank:310733
- Danbury, CT
- Rank:294982
- Stratford, CT
- Rank:278108
- Fairfield, CT
- Rank:239787
- New York, NY
- Rank:239124
- Shelton, CT
- Rank:237840
- Meriden, CT
- Rank:216325
- Wallingford, CT
- Rank:204720
- East Haven, CT
- Rank:200742
- Branford, CT
- Rank:198411
- Trumbull, CT
- Rank:194814
- Greenwich, CT
- Rank:174817
- Naugatuck, CT
Zip codes in Area Code 203
- 06091
- 06251
- 06265
- 06401
- 06403
- 06404
- 06405
- 06408
- 06410
- 06411
- 06418
- 06437
- 06440
- 06443
- 06450
- 06451
- 06460
- 06461
- 06468
- 06470
- 06471