Contact Us

National Numbers is based in sunny Billingham in the North East of England.
The staff all wear flat caps and have a passing interest in whippets!
The office has a beautiful panoramic view of the largest petrochemical complex in Europe.

On a more serious note, we can be contacted in the following ways :

Postal Address : National Numbers, The Grange Business Center, Belasis Avenue, Billingham, Cleveland TS23 1XY

Sales Line : 01642 36 37 38

Office Hours : Monday to Friday 9am to 7pm
9:30am to 7pm Saturday, 10am to 7pm Sunday

Administration Line : 01642 365000

This line open ONLY 10am to 2pm Monday through Friday

Calls are charged at standard rate.

Or EMail us at sales@nngb.com