Recently I have been looking into MOSS related certifications and ran across the MCTS certifications. I have narrowed the huge list of certifications and exams down to just those that are MOSS 2007 and WSS V3 specific and have provided links below.

MCTS Certification

Configuration

Windows SharePoint Services 3.0, Configuration

Exam:    70-631: Configuring Windows SharePoint Services 3.0

Related Course(s) : 5060, 5244, 5245, 5246, 5247, 5248, 5249, 5403, 5942, 5943

E-Learning: Collection 5403: Implementing Microsoft Windows SharePoint Services 3.0

Microsoft Office SharePoint Server 2007, Configuration

Exam:     70-630: TS: Configuring Microsoft Office SharePoint Server 2007

Related Course(s): 5061, 5250, 5251, 5252, 5253, 5254, 5255, 5404

E-Learning: Collection 5404: Implementing Microsoft Office SharePoint Server 2007

Application Development

Microsoft Windows SharePoint Services 3.0, Application Development

Exam:    70-541: TS: Microsoft Windows SharePoint Services 3.0 - Application Development

Related Course(s): 999, 5385, 5386, 5387, 5388, 5389, 5390, 5391, 5392, 5393, 5394, 5395, 5396, 5397, 5398

E-Learning: Collection 5385: Developing Solutions with Microsoft Windows SharePoint Services 3.0 and Visual Studio 2005

Technology Specialist: Microsoft Office SharePoint Server 2007, Application Development

Exam:     70-542: TS: Microsoft Office SharePoint Server 2007, Application Development

Related Course(s): None

E-Learning: None