Several websites provide printable number lines, including HelpingWithMath.com, TheMathWorksheetSite.com, and SuperTeacherWorksheets.com. In addition to printable number lines, these sites also offer other math practice sheets and exercises.
Helping With Math has multiple types of number lines in printable format. Basic number lines, skip counting, integer lines, vertical number lines and decimals are all available. In addition, Helping With Math supplies blank number lines.
TheMathworkheetSite.com supplies a number line generator. Users enter a starting number, ending number and the increment between numbers. The generated number line is printable.
Super Teacher Worksheets provides printable number lines, counting number lines and number line patterns. The site also offers worksheets for other subjects such as handwriting, grammar, reading and writing.