21st Century Interactive
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EMAIL APPENDING SERVICES

  • 21st Century Interactive is a world-class leader in the email appending industry. We maintain a database of the highest quality and integrity. Our postal database is one of the largest, best-maintained databases with 167MM records. The postal database is updated through the National Change Of Address (NCOA) every 60 days to ensure deliverability and accuracy.

  • Our email database is updated, merged-purged and de-duplicated every two weeks, enabling again for maximum accuracy and deliverability (98-99%). In addition, 21st Century Interactive has embarked on an aggressive email opt-in strategy, growing our email database by 1.5 - 2MM records each month. We have a strict double-opt-in policy, which allows for a greater peace of mind among our email marketing and append clients.

  • We are pioneers in the email appending industry with more then 12 years of interactive marketing experience.

21st Century Interactive is setting the industry standard with high match rates.

High match rates:

Database
Type
1st pass,
combined
2nd pass,
combined
1st pass,
individual
2nd pass,
individual
Customer 33% 19% 13% 8%
Business 13% 9% n/a n/a

Pricing: 21st Century Interactive has very competitive email append pricing. We will match or beat the pricing of any reputable appending company in the industry.

For more information on email append, please call Michael Sebar at 1-561-750-8483 Ext. 1025.