New Castle, New Hampshire
New Castle, New Hampshire, in Rockingham County, has ZIP code 03854 and area code 603.
- ZIP code
- 03854
- Area code
- 603
- County
- Rockingham County
- State
- New Hampshire
- Time zone
- Eastern Time
- Coordinates
- 43.0681, -70.7199
ZIP codes in New Castle
| ZIP code | Post office | County | Area codes |
|---|---|---|---|
| 03854 | New Castle | Rockingham County | 603 |
Area code for New Castle
- Area code 603
In service since 1947. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
Time zone
New Castle is in the Eastern Time zone.
Towns near New Castle
- Portsmouth4.4 km (2.7 mi)
- Rye7.5 km (4.7 mi)
- Rye Beach10.6 km (6.6 mi)
- Greenland11 km (6.8 mi)
- North Hampton13.3 km (8.3 mi)
- Stratham15.6 km (9.7 mi)
- Durham17.1 km (11 mi)
- Hampton Beach18.7 km (12 mi)
Local numbers in area code 603
Looking for a phone number with a New Castle area code? These 603 numbers are for sale through Exclusive Digits. Portable to Verizon, AT&T, T-Mobile and all major US carriers.
- (603) 859-8384New Durham, NH$59View & buy
- (603) 859-8386New Durham, NH$59View & buy
- (603) 859-8836New Durham, NH$59View & buy
- (603) 896-9881Salem, NHAlso spells TWO$59View & buy
- (603) 903-1236Keene, NHAlso spells CEO, CFO, BEN$59View & buy
- (603) 912-2234Salem, NHAlso spells BABE, AAA, ACE$59View & buy
- (603) 912-8788Salem, NH$59View & buy
- (603) 915-4565Gorham, NH$59View & buy
- (603) 932-4328Manchester, NHAlso spells HEAT, YEAH, IDC$59View & buy
- (603) 932-5673Manchester, NHAlso spells CLOSE, LORD, WEAK$59View & buy
- (603) 932-7658Manchester, NHAlso spells YEAR, WEAR, ROKU$59View & buy
- (603) 945-1238Manchester, NHAlso spells BET$59View & buy
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