The 01245 area code is used for phone numbers in Chelmsford and its surrounding areas.
Locations using the 01245 area code
- Boreham
- Broomfield
- Chelmsford
- Danbury
- Good Easter
- Great Baddow
- Hanningfield
- Hatfield Peverel
- Little Waltham
- Pleshey
- Roxwell
- South Woodham Ferrers
- Terling
- Woodham Ferrers
- Writtle
When is it necessary to use the 01245 Chelmsford dialling code?
When calling from a mobile or landline outside of the 01245 Chelmsford area code, you must use the dialling code. However, if you are calling a local number within the same area code using a landline, the 01245 dialling code is not needed. If you are calling from outside the UK, you must first use the international dialling code for your country, then add the UK country code (44) and the area code (01245) without the initial zero.
| Region | International Prefix | Phone Number | Phone Number to Dial |
|---|---|---|---|
| United States and Canada | 011 | 01245 361220 | 011 44 1245 361220 |
| Europe | 00 | 01245 240699 | 00 44 1245 240699 |
| Australia | 0011 | 01245 801648 | 0011 44 1245 801648 |
Locations (codes) near the 01245 code
- Basildon 01268 area code is about 11 miles to the South
- Bishops Stortford 01279 area code is about 16 miles to the West-northwest
- Braintree 01376 area code is about 11 miles to the North-northeast
- Brentwood 01277 area code is about 11 miles to the Southwest
- Colchester 01206 area code is about 21 miles to the East-northeast
- Dartford 01322 area code is about 23 miles to the Southwest
- Gravesend 01474 area code is about 21 miles to the South-southwest
- Grays Thurrock 01375 area code is about 19 miles to the South-southwest
- Great Dunmow 01371 area code is about 11 miles to the Northwest
- Lea Valley 01992 area code is about 21 miles to the West
- Maldon 01621 area code is about 9 miles to the East
- Romford 01708 area code is about 17 miles to the West-southwest
- Saffron Walden 01799 area code is about 22 miles to the Northwest
- Southend-on-Sea 01702 area code is about 17 miles to the Southeast
- Ware 01920 area code is about 22 miles to the West
The Beginning of the 01245 Area Code
Prior to the PhONEday event in April 1995, the area code was 0245 and the historic mnemonic code was CH5, with the first two characters taken from the letters C and H in CHelmsford. On an old rotary dial telephone, this code would have been entered by dialling the numbers 2, 4, and 5.