Cambridge City Area Code List
| Area Codes | Country | State | City | Time Zone | Operating |
|---|---|---|---|---|---|
| 208 | US | Idaho - ID | Cambridge | Mountain / Pacific | Details |
| 308 | US | Nebraska - NE | Cambridge | Central / Mountain | Details |
| 309 | US | Illinois - IL | Cambridge | Central | Details |
| 339 | US | Massachusetts - MA | Cambridge | Eastern | Details |
| 410 | US | Maryland - MD | Cambridge | Eastern | Details |
| 443 | US | Maryland - MD | Cambridge | Eastern | Details |
| 508 | US | Massachusetts - MA | Cambridge | Eastern | Details |
| 515 | US | Iowa - IA | Cambridge | Central | Details |
| 518 | US | New York - NY | Cambridge | Eastern | Details |
| 608 | US | Wisconsin - WI | Cambridge | Central | Details |
| 612 | US | Minnesota - MN | Cambridge | Central | Details |
| 617 | US | Massachusetts - MA | Cambridge | Eastern | Details |
| 620 | US | Kansas - KS | Cambridge | Central / Mountain | Details |
| 740 | US | Ohio - OH | Cambridge | Eastern | Details |
| 763 | US | Minnesota - MN | Cambridge | Central | Details |
| 781 | US | Massachusetts - MA | Cambridge | Eastern | Details |
| 857 | US | Massachusetts - MA | Cambridge | Eastern | Details |
| 978 | US | Massachusetts - MA | Cambridge | Eastern | Details |