Area Code 151 – Liverpool
The phone area code for Liverpool is 151 (international format +44151). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 151
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Liverpool
Geographic Coverage and Administrative Jurisdiction
The +44 151 area code is a geographic National Destination Code (NDC) assigned to the city of Liverpool and its surrounding metropolitan area within the North West of England. This includes the administrative districts of Liverpool City Region, covering the local authority areas of Liverpool, Wirral, Sefton, Knowsley, and St Helens. The code serves a densely populated urban and suburban region with a population exceeding 1.5 million, making it one of the United Kingdom's principal telecommunications hubs.
Primary Cities and Localities Served
Beyond central Liverpool, the 151 code covers key towns and districts such as Birkenhead, Wallasey, Bootle, Crosby, Prescot, Huyton, and St Helens. It also includes notable landmarks like the Royal Liver Building, Liverpool John Lennon Airport, and the University of Liverpool. The geographic footprint aligns with the historic Merseyside county, though administrative boundaries have evolved since 1974.
Dialing Formats and Procedures
For local callers within the 151 area, the standard national dialing format uses the full 11-digit number, including the trunk prefix '0': 0151 XXX XXXX. This applies to all calls within the UK, regardless of whether the caller is in the same area code or a different region. International callers must replace the leading '0' with the UK country code +44, resulting in the format +44 151 XXX XXXX. When dialing from abroad, omit the '0' and use the international access prefix of the originating country (e.g., '00' from most European countries, '011' from North America).
Overlay and Numbering Considerations
Unlike some UK area codes that have been overlaid with additional NDCs, the 151 code remains the sole geographic code for Liverpool. No overlay exists, meaning all new landline and fixed-line numbers in the region are assigned under 151. However, number portability allows subscribers to retain their 151 numbers when switching providers, including VoIP services, which may result in numbers being used outside the geographic area. Callers should be aware that a 151 number does not guarantee the caller's physical location, especially for VoIP or ported numbers.
Caller Instructions and Cost Implications
For local callers, dialing 0151 XXX XXXX is necessary even for calls within the same area code; the older practice of omitting the area code for local calls was abolished in the UK in 2000. Calls to 151 numbers from UK landlines are typically included in inclusive minutes or charged at standard geographic rates, while calls from mobile phones may incur charges depending on the caller's tariff. International callers should check with their service provider for applicable international rates. Emergency services (999/112) are always free and do not require the area code.