The 01558 phone code covers the Llandeilo area.
Phone numbers using this code are in the form of (01558) ### ###.
International callers should call +44 1558 ######.
The centre of the phone code area has a latitude of 51.884690 and longitude of -3.991430.
The nearest other phone codes are: Llandeilo (01558) Ammanford (01269) Llandovery (01550) Carmarthen (01267) Llanelli (01554)