OFCOM publish information about which mobile numbers were reserved for which provider. We provide a way for you to refer to this information programmatically for free.

Please note that where a number has been ported from one provider to another, the system will inform you of the original provider rather than the current one. This is the same regardless of the different methods used to access the data.

Send a HTTP post request to either of the following gateways:

http://gw.aql.com/nl/network_lookup.php (or https)

including these variables in your request (* denotes a required field):

username *
password *
msisdn * How should my number be formatted?
method: 1, 2 or 3 (bitmask)
method=1 : for Ofcom only lookup (Free)
method=2 : for network lookup (cost -1 premium(UK) or -1 premium(Global) credit) method=3 : (1+2) for both Ofcom and Network Lookup contact: 0 (zero) or 1 (one) (1 to include contact details, 0 for no details)

contact: Network provider contact details.
country: Country
msisdn: The mobile telephone number
nl_accuracy:

1: Live data
2: Cached within 24 hours
3: Cached information (up to 1 month old)
4: Prefix identification
9: Failed

nl_mvno: Name of Mobile Virtual Network Operator
nl_network: Network name (Network Lookup)
nl_network_code: MCC+MNC code (if nl_network undecipherable – Network Lookup)
nl_location: The current location that the SIM is registered
ofcom_area: Geographic number area code (Ofcom database)
ofcom_change_date: Date when the data last changed (Ofcom database)
ofcom_network: Network name (Ofcom database)
ofcom_tariff_note: Tariff note according to Ofcom (Ofcom database)
ofcom_use: Number usage according to Ofcom (Ofcom database)
sms_handler: The party that handles inbound SMS on the number

Following the link below will take you to our on-site Network Lookup service where you can identify the operator for a particular mobile or landline number, based on existing OFCOM information. Network Lookup Service.