Area Code 556 Phone Directory
Phone Numbers that start with (556) XXX-XXXX
Area Codes Starting with 5
- (500) xxx-xxxx
- (501) xxx-xxxx
- (502) xxx-xxxx
- (503) xxx-xxxx
- (504) xxx-xxxx
- (505) xxx-xxxx
- (506) xxx-xxxx
- (507) xxx-xxxx
- (508) xxx-xxxx
- (509) xxx-xxxx
- (510) xxx-xxxx
- (512) xxx-xxxx
- (513) xxx-xxxx
- (514) xxx-xxxx
- (515) xxx-xxxx
- (516) xxx-xxxx
- (517) xxx-xxxx
- (518) xxx-xxxx
- (519) xxx-xxxx
- (520) xxx-xxxx
- (521) xxx-xxxx
- (522) xxx-xxxx
- (523) xxx-xxxx
- (524) xxx-xxxx
- (525) xxx-xxxx
Major Cities in Area Code 556
- Rank:480
- Des Moines, IA
- Rank:283
- Sioux City, IA
- Rank:268
- Cedar Rapids, IA
- Rank:246
- Iowa City, IA
- Rank:169
- Davenport, IA
- Rank:153
- Council Bluffs, IA
- Rank:130
- Ames, IA
- Rank:127
- Omaha, NE
- Rank:126
- West Des Moines, IA
- Rank:115
- Waterloo, IA
- Rank:93
- Fresno, CA
- Rank:93
- Urbandale, IA
- Rank:88
- Ankeny, IA
- Rank:87
- Overland Park, KS
- Rank:86
- Las Vegas, NV
- Rank:85
- Marion, IA
- Rank:84
- Dubuque, IA
- Rank:83
- Los Angeles, CA
- Rank:78
- San Diego, CA
- Rank:76
- Ottumwa, IA