About the company

International Numbering Plans primarily provides on-line search, analysis, and investigative tools, as well as database products related to worldwide number range assignments for the correct identifaction of phone numbers, mobile networks, mobile phones, and international networks. International Numbering Plans is specialised in providing information centred around ITU-T Recommendations E.123, E.129, E.162, E.164, E.212, and Q.708.

Welcome at International Numbering Plans

International Numbering Plans is specialised in world-wide (tele)communications related numbering plans, and offers a range of on-line services for a variety of market segments in the global telecommunications sector. Most on-line services are free of charge for personal or limited use. For professional and business use various subscriptions are available.

Your account

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Numbering plans

Browse through the full databases

Number analysis tools

Find information about specific numbers

Online dialling tools

Assistance in finding area codes


To reduce billing errors, rating or routing, or simply to prevent fraud


International Numbering Plans
Postbus 4312

Fax: +31 55 360 68 47
Email: info@numberingplans.com

More contact information