Berlin City Area Code List
| Area Codes | Country | State | City | Time Zone | Operating |
|---|---|---|---|---|---|
| 229 | US | Georgia - GA | Berlin | Eastern | Details |
| 410 | US | Maryland - MD | Berlin | Eastern | Details |
| 443 | US | Maryland - MD | Berlin | Eastern | Details |
| 518 | US | New York - NY | Berlin | Eastern | Details |
| 603 | US | New Hampshire - NH | Berlin | Eastern | Details |
| 814 | US | Pennsylvania - PA | Berlin | Eastern | Details |
| 856 | US | New Jersey - NJ | Berlin | Eastern | Details |
| 860 | US | Connecticut - CT | Berlin | Eastern | Details |
| 920 | US | Wisconsin - WI | Berlin | Central | Details |
| 978 | US | Massachusetts - MA | Berlin | Eastern | Details |