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landlinecheck is a system that enables users to accurately validate the status of UK landline numbers via batch process or API.

Key Benefits

• Maximise call connectivity
• Increase campaign performance
• Boost agent morale
• Improve campaign planning
• Detect dead numbers before dialling
• Clean your database
• Identify live numbers that do not permit incoming calls

landlinecheck is quick, secure and easy to use. Free trial available

landlinecheck works by passively testing telecom networks and exchange equipment to rapidly detect the status of UK telephone lines (starting 01xxx, 02xxx). Our batch processing system can test thousands of number per hour, without denying a dial tone to subscribers at any stage. landlinecheck is fully compliant with Ofcom rules and regulations and adheres to all relevant DMA guidelines.

We take data security very seriously. All data is transferred over a secure connection (https). Clients are free to choose the data retention period (7, 14, 21 or 28 days) or can delete data instantly. The maximum data retention period is 28 days. Any data processed via the API is not stored.

landlinecheck supports Excel (xls, xlsx) and comma separated (csv, txt) formats.

Of course. We offer 500 FREE credits so you can evaluate landlinecheck and ensure it meets your needs.

Simply register for an account and the credits will automatically be added.

Should you require more information or support, please contact us.

We accept card payment (Credit / Debit) via our online payment provider (Stripe) or via BACS prepayment. An invoice will automatically be sent via email.

We can offer agency/reseller and volume discounts. Please contact us to discuss your requirements.

We offer a range of data cleansing services:

• Mobile Phone Validation (HLR) using our platform https://mobilecheck.co.uk
• Global phone format validation using our platform https://phonevalidate.net
• TPS/CTPS screening using our platform https://tpsmydata.co.uk
• MPS screening
• FPS screening
• PAF validation
• Deduplication
• Deceased & Goneaway screening

landlinecheck supports Excel (xls, xlsx) and comma separated (csv, txt) formats.

LandlineCheck processes upto 20k per hour, but speed is dependent on system load. Batch files are queued and processed in order of submission.

landlinecheck returns the following data:

The API can be called using the following syntax:

https://api.landlinecheck.co.uk?api_key=[your api key]&tel=landline

For example:

https://api.landlinecheck.co.uk?api_key=abc123abc123abc123&tel=01442590800

Your api key can be found in the 'Your Details' section of landlinecheck.

Landline should be the landline number to be checked in standard national format (e.g. 01442590800)

The api returns data in JSON format

Example:

{
"status": "100",
"data": {
"input_tel": "01442590800",
"input_iso": "GB",
"country_code": 44,
"e164": "+441442590800",
"rfc3966": "tel:+44-1442-590800",
"international": "+44 1442 590800",
"national": "01442 590800",
"line_type": "FIXED_LINE",
"location": "Hemel Hempstead, United Kingdom",
"time_zone": [
"Europe-London"
],
"carrier": "FleXtel Limited",
"allocated": "24.10.2005"
},
"summary": "Live",
"message": "Number dialled is active",
"remaining_credits": "493"
}

landlinecheck returns the following data via the api:

The balance API can be called using the syntax:

https://api.landlinecheck.co.uk?api_key=[api_key]&balance

For example:

https://api.landlinecheck.co.uk?api_key=abc123abc123abc123&balance

Your api_key can be found under the 'Your Details' section in your account.

This will return the remaining credits in your account.

We are happy to help with any questions you may have about landlinecheck.

01442 590800
enquiry@landlinecheck.co.uk
quartzdata