Up until now, just owners of LG enV TOUCH and the Samsung Rogue phones on the Verizon Wireless network were required to purchase the 25 megabyte data package for $9.99 a month. Starting Monday those customers who activate new LG Chocolate Touch, LG enV3, LG VX8360, Motorola Entice W766, Nokia 7705 Twist and Samsung Alias 2 phones will also be required to purchase it.

The $19.99 data package option for 3G Multimedia phones has been discontinued.

Customers using Simple Feature phones (Mobile Web-enabled) will continue to pay $1.99 per megabyte or choose either the $9.99 or $29.99 data packages. The consumer data package for 3G Smartphones such as BlackBerry, Windows Mobile or Android devices will remain at $29.99 per month.

The changes are part of new monthly service plans for the carrier that all go into effect January 18, 2010. At that time, customers may sign up for a new Nationwide Unlimited Talk plan that allows customers to call anyone in the United States for $69.99 monthly access or a Nationwide Unlimited Talk & Text plan to call and send text, picture and video messages to anyone in the country for $89.99 monthly access.

In addition, Verizon said Nationwide Family SharePlans will also have new unlimited options. Nationwide Unlimited Talk Family SharePlans will be $119.99 monthly access while the Nationwide Unlimited Talk & Text Family SharePlans will be $149.99 for monthly access.

All Family SharePlan pricing includes the first two lines of service. Standard text message rates will apply for customers on the Nationwide Unlimited Talk plans who do not sign up for a text messaging bundle.

Verizon Wireless will also offer customers new prepaid plans beginning Jan. 18. For those who prefer pay-as-you-go options, but want unlimited calling and texting, new Monthly Unlimited Prepaid plans will $5 more per month than contract plans. Prepaid Monthly Unlimited Talk is now available for $74.99 per month while contract subscribers pay $69.99 for the same unlimited calling option.

Prepaid Monthly Unlimited Talk & Text will be available for $94.99 per month. The 450- and 900-minute Monthly Prepaid plans will also be available for $5 more per month than comparable postpaid plans.

Today's announcement will not have an impact on existing customer contracts, although Verizon said customers may choose to move to any of the new plans. The company allows customers to change their service plans at any time without penalty or contract extension.